Many years ago a friend of mine bought an early model of a GPS device for her car. We decided to try it out as we drove through a large, busy city. We set our desired destination and the robot-sounding voice began to dictate directions. However, the traffic was heavy and we were unfamiliar with the streets, so we constantly missed the turn we had been told to make or couldn’t go in the direction we had been instructed to head.   Each time we didn’t do what we’d been told, the GPS would announce, “Recalculating route” and then would give us an alternate plan. I am sure it was…